Opium was and still might be Afghanistan major cash crop
the loss of potential gain from other alternatives when one alternative is chosen.
Answer: Ancient Chinese trading had a huge influence on the economy. One of the largest trading routes of China was the Silk Road. Many different commodities were transported on the silk road such as, tea, Chinese money, salt, iron, spices, sugar, porcelain, cotton, ivory, wool, gold and silver.
Explanation: